:root{color-scheme:light;--ink:#111827;--muted:#667085;--faint:#98a1ad;--line:#e5e7eb;--canvas:#fff;--sidebar:#f5f5f6;--blue:#1677ff;--blue-dark:#0958d9;--blue-soft:#eaf2ff;--font:"Segoe UI Variable","Segoe UI",system-ui,-apple-system,sans-serif}
*{box-sizing:border-box}html{min-width:320px;scroll-behavior:smooth;scroll-padding-top:82px}body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--font);font-size:14px;-webkit-font-smoothing:antialiased}.sidebar{position:fixed;inset:0 auto 0 0;width:218px;display:flex;flex-direction:column;padding:24px 12px 16px;background:var(--sidebar);border-right:1px solid var(--line)}.brand{display:flex;align-items:center;gap:9px;padding:0 9px;color:#111827;text-decoration:none;font-size:19px;font-weight:700;letter-spacing:-.7px}.brand-mark{width:29px;height:29px;display:grid;place-items:center}.brand-mark img{width:30px;height:30px;object-fit:contain}.brand-period,.preview-brand span{color:var(--blue)}.side-label{margin:36px 11px 8px;color:#9299a4;font-size:10px;font-weight:600;letter-spacing:.08em}.side-link{min-height:35px;display:flex;align-items:center;gap:11px;margin:2px 0;padding:0 10px;border-radius:7px;color:#414957;text-decoration:none;font-size:12px;transition:background .15s,color .15s}.side-link:hover{background:#e9edf3}.side-link.active{background:var(--blue);color:white;font-weight:600}.side-icon{width:16px;text-align:center;font-size:17px;line-height:1}.side-bottom{display:grid;gap:12px;margin-top:auto;padding:10px 8px 0;border-top:1px solid #e6e8ec}.local-chip{display:flex;align-items:center;gap:8px;color:#596273;font-size:10px}.local-chip>span,.availability>span,.preview-status i,.privacy-badge i{width:7px;height:7px;border-radius:50%;background:#2ea66f;box-shadow:0 0 0 3px #2ea66f18}.admin-link{width:max-content;color:#8a919d;text-decoration:none;font-size:10px}.admin-link:hover{color:var(--blue)}.main-panel{min-height:100vh;margin-left:218px;display:flex;flex-direction:column}.topbar{height:58px;flex:none;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(24px,4.2vw,64px);border-bottom:1px solid var(--line);background:#fff}.breadcrumb{display:flex;align-items:center;gap:10px;font-size:12px}.breadcrumb-muted{color:#9299a4}.crumb-separator{color:#c5cad2}.breadcrumb strong{font-weight:600}.topbar-right{display:flex;align-items:center;gap:17px}.availability{display:flex;align-items:center;gap:8px;color:#667085;font-size:11px}.availability>span{width:6px;height:6px}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:1px solid transparent;border-radius:7px;font:600 12px var(--font);text-decoration:none;cursor:pointer;transition:background .15s,border-color .15s,transform .15s,box-shadow .15s}.button:hover:not(:disabled){transform:translateY(-1px)}.button-small{min-height:33px;padding:0 12px;background:#fff;border-color:#d9dde4;color:#252b35}.button-small:hover{background:#f8fafc;border-color:#c3cad5}.button-primary{min-height:45px;padding:0 17px;background:var(--blue);color:#fff;box-shadow:0 2px 5px #1677ff24}.button-primary:hover:not(:disabled){background:var(--blue-dark);box-shadow:0 4px 12px #1677ff30}.button-primary:disabled{opacity:.6;cursor:wait}main{width:min(1110px,100%);margin:0 auto;padding:0 42px 50px}.hero{min-height:426px;display:grid;grid-template-columns:minmax(0,1.04fr) minmax(340px,.96fr);align-items:center;gap:38px;padding:53px 0 44px;border-bottom:1px solid var(--line)}.hero-copy{max-width:565px}.eyebrow{display:flex;align-items:center;gap:9px;color:#778191;font-size:10px;font-weight:650;letter-spacing:.09em}.eyebrow-mark{width:8px;height:8px;border-radius:2px;background:var(--blue);transform:rotate(45deg)}h1{margin:20px 0 13px;font-size:clamp(34px,4vw,49px);font-weight:620;letter-spacing:-2.1px;line-height:1.12}h1 span{color:#7b8492}.lede{max-width:500px;margin:0;color:#626d7b;font-size:14px;line-height:1.75}.hero-actions{display:flex;align-items:center;gap:17px;margin-top:25px}.button-icon{font-size:18px;line-height:0}.download-meta{display:grid;gap:3px;color:#737d8c;font-size:10px}.download-meta strong{color:#454e5c;font-size:10px;font-weight:600}.trust-row{display:flex;align-items:center;gap:8px;margin-top:20px;color:#7c8592;font-size:10px}.trust-check{display:grid;place-items:center;width:15px;height:15px;border-radius:50%;background:#e8f6ee;color:#218350;font-size:10px;font-weight:700}.trust-divider{color:#c2c7cf}.download-progress{margin-top:11px;color:#596273;font-size:11px}.download-note{min-height:12px;margin:4px 0 0;color:#687384;font-size:10px}.hidden{display:none!important}.app-preview{position:relative;min-height:288px;display:grid;grid-template-columns:130px minmax(0,1fr);overflow:hidden;border:1px solid #e1e4e9;border-radius:11px;background:#fff;box-shadow:0 12px 36px #2029380c,0 2px 7px #20293809;transform:perspective(1000px) rotateY(-2deg) rotateX(1deg)}.preview-sidebar{display:flex;flex-direction:column;padding:17px 9px;background:#f5f5f6;border-right:1px solid #e7e8eb}.preview-brand{display:flex;align-items:center;gap:6px;margin:0 4px 20px;font-size:12px;font-weight:700;letter-spacing:-.3px}.preview-brand img{width:20px;height:20px}.preview-new{display:flex;align-items:center;gap:6px;height:27px;padding:0 6px;border:1px solid #e0e3e8;border-radius:6px;background:#fff;color:#414957;font-size:8px}.preview-new b{font-size:13px;font-weight:400;color:var(--blue)}.preview-nav-label{margin:20px 6px 6px;color:#99a0aa;font-size:7px;letter-spacing:.08em}.preview-nav{display:flex;align-items:center;gap:7px;height:25px;padding:0 7px;border-radius:5px;color:#545c68;font-size:8px}.preview-nav i{font-style:normal;font-size:13px}.preview-nav.active{background:var(--blue);color:#fff}.preview-profile{display:flex;align-items:center;gap:7px;margin-top:auto;padding:10px 3px 0;border-top:1px solid #e2e4e8}.preview-profile>span{width:23px;height:23px;display:grid;place-items:center;border-radius:50%;background:#e7efff;color:#2766c5;font-size:7px;font-weight:700}.preview-profile div{display:grid;gap:2px}.preview-profile b{font-size:7px;font-weight:600}.preview-profile small{color:#858d98;font-size:6px}.preview-main{position:relative;min-width:0;display:flex;flex-direction:column;padding:0 13px 14px;background:#fff}.preview-topline{height:37px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #eff0f2;color:#707987;font-size:8px}.preview-status{display:flex;align-items:center;gap:5px;color:#788190;font-size:7px}.preview-status i{width:5px;height:5px}.preview-center{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding-bottom:20px;text-align:center}.preview-center img{width:48px;height:48px;object-fit:contain;margin-bottom:10px}.preview-center strong{color:#353d49;font-size:10px;font-weight:600}.preview-center small{margin-top:5px;color:#969daa;font-size:7px}.preview-composer{padding:10px;border:1px solid #e0e3e8;border-radius:9px;box-shadow:0 2px 8px #1b243009}.preview-composer>span{display:block;color:#a2a9b3;font-size:8px}.preview-composer>div{display:flex;align-items:center;gap:6px;margin-top:14px;color:#77808c;font-size:8px}.preview-composer b{width:19px;height:19px;display:grid;place-items:center;border:1px solid #e8eaee;border-radius:50%;font-size:12px;font-weight:400}.preview-composer .preview-send{margin-left:auto;border-color:var(--blue);background:var(--blue);color:white}.preview-shadow{position:absolute;inset:-1px;pointer-events:none;border-radius:11px;box-shadow:inset 0 0 0 1px #fff8}.models-section,.install-section{padding:34px 0 35px;border-bottom:1px solid var(--line)}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:17px}.section-heading h2{margin:7px 0 0;font-size:20px;font-weight:630;letter-spacing:-.65px}.section-note{color:#848d9a;font-size:10px}.model-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.model-card{min-width:0;display:flex;align-items:flex-start;gap:12px;padding:16px;border:1px solid var(--line);border-radius:9px;background:#fff;transition:border-color .15s,box-shadow .15s}.model-card:hover{border-color:#c8d8f1;box-shadow:0 4px 15px #1d3c6810}.model-symbol{width:34px;height:34px;flex:0 0 34px;display:grid;place-items:center;border-radius:9px;font-size:13px;font-weight:700}.deepseek-symbol{background:#e9f1ff;color:#2768ca}.qwen-symbol{background:#edf2ff;color:#6052c7}.model-info{min-width:0;flex:1}.model-info h3{margin:1px 0 6px;font-size:12px;font-weight:650}.model-info p{max-width:390px;margin:0;color:#6d7785;font-size:10px;line-height:1.6}.model-meta{display:flex;align-items:center;gap:7px;margin-top:10px;color:#7b8491;font-size:9px}.model-dot{width:3px;height:3px;border-radius:50%;background:#bbc2cc}.model-check{width:19px;height:19px;display:grid;place-items:center;border:1px solid #d6e4fb;border-radius:50%;color:#2675e8;background:#f4f8ff;font-size:10px}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.step-card{min-height:114px;padding:14px 15px;border:1px solid var(--line);border-radius:8px;background:#fff}.step-number{color:var(--blue);font-size:9px;font-weight:700;letter-spacing:.07em}.step-card h3{margin:8px 0 5px;font-size:11px;font-weight:650}.step-card p{margin:0;color:#737d8b;font-size:9px;line-height:1.65}.privacy-strip{display:flex;align-items:center;gap:12px;margin:22px 0 0;padding:14px;border:1px solid #e6e9ef;border-radius:8px;background:#fafbfc}.privacy-icon{width:30px;height:30px;flex:0 0 30px;display:grid;place-items:center;border-radius:7px;background:#eaf2ff;color:#2774e2;font-size:18px}.privacy-strip>div{flex:1}.privacy-strip strong{font-size:10px;font-weight:650}.privacy-strip p{margin:4px 0 0;color:#737d8b;font-size:9px;line-height:1.5}.privacy-badge{display:flex;align-items:center;gap:7px;padding:6px 9px;border:1px solid #e2e7ed;border-radius:20px;background:#fff;color:#677282;font-size:8px;white-space:nowrap}.privacy-badge i{width:5px;height:5px;background:#29965e}.footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 42px 22px;color:#89919c;font-size:9px}.footer a{color:#8c94a0;text-decoration:none}.footer a:hover{color:var(--blue)}
@media(max-width:1080px){main{padding-right:28px;padding-left:28px}.hero{grid-template-columns:minmax(0,1fr) minmax(300px,.88fr);gap:25px}.app-preview{min-height:270px;grid-template-columns:112px minmax(0,1fr)}}
@media(max-width:800px){.sidebar{position:static;width:auto;height:auto;display:flex;flex-direction:row;align-items:center;gap:13px;padding:10px 18px;border-right:0;border-bottom:1px solid var(--line)}.side-label,.side-link,.side-bottom{display:none}.main-panel{margin-left:0}.topbar{height:50px;padding:0 19px}.topbar-right{gap:10px}.availability{display:none}main{padding:0 22px 34px}.hero{grid-template-columns:1fr;gap:25px;padding:39px 0 30px}.hero-copy{max-width:620px}.app-preview{width:min(100%,520px);min-height:250px;justify-self:center;transform:none}.models-section,.install-section{padding:28px 0}.footer{padding:17px 22px}}
@media(max-width:560px){.topbar{padding:0 16px}.breadcrumb{font-size:11px}.button-small{min-height:31px;padding:0 9px;font-size:10px}main{padding-right:17px;padding-left:17px}.hero{padding-top:32px}h1{font-size:35px;letter-spacing:-1.6px}.lede{font-size:13px}.hero-actions{align-items:flex-start;flex-direction:column;gap:11px}.trust-row{flex-wrap:wrap;gap:6px;font-size:9px}.app-preview{min-height:215px;grid-template-columns:96px minmax(0,1fr)}.preview-sidebar{padding:12px 7px}.preview-brand{margin-bottom:14px}.preview-center img{width:39px;height:39px}.section-heading{align-items:flex-start;flex-direction:column;gap:8px}.section-heading h2{font-size:18px}.model-grid,.steps-grid{grid-template-columns:1fr}.model-card{padding:13px}.step-card{min-height:0}.privacy-strip{align-items:flex-start;flex-wrap:wrap}.privacy-strip>div{min-width:calc(100% - 48px)}.privacy-badge{margin-left:42px}.footer{align-items:flex-start;flex-wrap:wrap;font-size:8px}.footer span:nth-child(2){order:3;width:100%}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* A little product-ad motion, while keeping the page quiet and readable. */
.hero-copy{animation:copy-arrive .7s cubic-bezier(.2,.75,.25,1) both}.app-preview{transform-origin:center;animation:preview-arrive .8s .08s cubic-bezier(.2,.75,.25,1) both,preview-float 8s 1s ease-in-out infinite}.preview-center img{animation:mascot-float 3.8s ease-in-out infinite}.preview-composer{transition:box-shadow .35s,border-color .35s,transform .35s}.app-preview:hover .preview-composer{border-color:#cbd9ef;box-shadow:0 5px 20px #1c43821a;transform:translateY(-2px)}.preview-send{animation:send-glow 3.4s ease-in-out infinite}.model-card,.step-card,.privacy-strip{animation:copy-arrive .55s both;animation-timeline:view();animation-range:entry 0% entry 25%}.model-card:nth-child(2){animation-delay:.08s}.button-primary{position:relative;overflow:hidden}.button-primary::after{position:absolute;inset:0;content:"";background:linear-gradient(110deg,transparent 20%,#ffffff33 48%,transparent 68%);transform:translateX(-130%);animation:button-sheen 5.5s 1.2s ease-in-out infinite}.cloud-maintenance{position:relative;z-index:3;margin:0;padding:12px clamp(18px,5vw,64px);border-bottom:1px solid #eadfb8;background:#fff9e8;color:#66521f;text-align:center;font-size:12px;line-height:1.5}.cloud-maintenance strong{font-weight:650}.app-preview{box-shadow:0 16px 42px #20293810,0 2px 8px #20293809}.preview-sidebar{background:#f4f4f5}.preview-nav.active{background:#1769f6}.brand-period,.preview-brand span{color:#1769f6}.button-primary{background:#1769f6;box-shadow:0 2px 6px #1769f624}.button-primary:hover:not(:disabled){background:#1156cf;box-shadow:0 5px 16px #1769f633}
@keyframes copy-arrive{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes preview-arrive{from{opacity:0;transform:perspective(1000px) rotateY(-2deg) rotateX(1deg) translateY(18px) scale(.985)}to{opacity:1;transform:perspective(1000px) rotateY(-2deg) rotateX(1deg) translateY(0) scale(1)}}
@keyframes preview-float{0%,100%{translate:0 0}50%{translate:0 -5px}}
@keyframes mascot-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}
@keyframes send-glow{0%,75%,100%{box-shadow:0 0 0 0 #1769f600}87%{box-shadow:0 0 0 5px #1769f615}}
@keyframes button-sheen{0%,55%,100%{transform:translateX(-130%)}70%{transform:translateX(130%)}}
@media(prefers-reduced-motion:reduce){.hero-copy,.app-preview,.preview-center img,.preview-send,.model-card,.step-card,.privacy-strip,.button-primary::after{animation:none!important;translate:none!important}.app-preview{transform:none!important}}